NFL Films' 'They Call It Pro Football' chosen for National Film Registry

"They Call It Pro Football," the first production of NFL Films, was among 25 film chosen for inclusion in the Library of Congress' National Film Registry.

The registry was created in 1989 and, according to The Washington Post "designates the moving images that it deems historically, culturally and aesthetically important enough to be preserved by the library, guaranteeing that they will become part of the nation’s permanent visual record."